71132480

素因数分解:

$2^6\times 5^1\times {\mathrm{222289}}^1$

素因数の和:222306

約数の個数: 28

約数和(自身を含む): 169384980

約数和(自身を除く): 98252500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 222289, 444578, 889156, 1111445, 1778312, 2222890, 3556624, 4445780, 7113248, 8891560, 14226496, 17783120, 35566240, 71132480]

約数ペア:

[(1, 71132480), (2, 35566240), (4, 17783120), (5, 14226496), (8, 8891560), (10, 7113248), (16, 4445780), (20, 3556624), (32, 2222890), (40, 1778312), (64, 1111445), (80, 889156), (160, 444578), (320, 222289)]